apoc - Advanced Problems in Organic Chemistry - is your fully interactive virtual set of enhanced flashcards. The app allows students of university level organic chemistry classes to test their proficiency with chemical mechanisms and transformations taught in advanced chemistry courses. For students of organic chemistry around the world, the Evans database of challenging organic chemistry problems has become an extremely useful learning resource. Hundreds of unique questions focussing on organic synthesis, conformational analysis, and many other categories can be browsed. Additionally, more than a hundred sub categories help refine the browsing process and tailor the results. The work done in this mobile project transforms this rich database into an easy-to-use and free mobile app, putting hundreds of organic chemistry problems at your fingertips. Additional features like shake for random questions, direct access to suggested solutions and the primary literature, and being able to keep track of your learning process and favourite exercises by bookmarking make apoc - Advanced Problems in Organic Chemistry - a useful companion both at university and outside of it. A vibrant community of other users of the app can be joined through the app via a number of social media outlets. Stop being afraid of organic chemistry. It's fun! Get apoc!